Base | Representation |
---|---|
bin | 1010000010110… |
… | …1111010111100 |
3 | 2221021111001022 |
4 | 2200231322330 |
5 | 41241144012 |
6 | 4103003312 |
7 | 1021052201 |
oct | 240557274 |
9 | 87244038 |
10 | 42131132 |
11 | 2186681a |
12 | 12139538 |
13 | 8961884 |
14 | 5849ca8 |
15 | 3a73472 |
hex | 282debc |
42131132 has 24 divisors (see below), whose sum is σ = 78556800. Its totient is φ = 19713456.
The previous prime is 42131119. The next prime is 42131153. The reversal of 42131132 is 23113124.
It is a self number, because there is not a number n which added to its sum of digits gives 42131132.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2969 + ... + 9647.
It is an arithmetic number, because the mean of its divisors is an integer number (3273200).
Almost surely, 242131132 is an apocalyptic number.
It is an amenable number.
42131132 is a deficient number, since it is larger than the sum of its proper divisors (36425668).
42131132 is a wasteful number, since it uses less digits than its factorization.
42131132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6785 (or 6783 counting only the distinct ones).
The product of its digits is 144, while the sum is 17.
The square root of 42131132 is about 6490.8498673132. The cubic root of 42131132 is about 347.9640492214.
Adding to 42131132 its reverse (23113124), we get a palindrome (65244256).
The spelling of 42131132 in words is "forty-two million, one hundred thirty-one thousand, one hundred thirty-two".
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